Fuel injector selection
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Junior Member
Joined: May 2013
Posts: 37
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Car: 89' RS.
Engine: Carbureted 305.
Transmission: 700R4
Axle/Gears: 4.56
Fuel injector selection
Well I'm looking to turbo my carb'd 305 (previous LO3), It's currently got stock internals and I'm planning to keep it that way with a turbo until I get a bit more time to do a intake manifold and cam swap.
So I've got a few things down, looking to get this 62-1 series:
http://www.ebay.com/itm/godspeed-t3-62-1-turbo-charger-v2-63-trim-4-bolt-500hp-t3-Universal/290756542874?_trksid=p2045573.m2042&_trkparms=aid%3D111000%26algo%3DREC.CURRENT%26ao%3D1%26asc%3D27%26meid%3D8864372657403716613%26pid%3D100033%26prg%3D1011%26rk%3D3%26sd%3D280920368766%26
I know that my engine started as TBI but was swapped to a carb, I don't know what kind of injectors they used or if they're stock. What kind of injectors would you guys recommend with this setup, and fuel pump, etc.
I'm currently using an inline electric pump rated 5.5-9 PSI, not sure on injectors but If I'm going to go this far I might as well swap those out too.
So I've got a few things down, looking to get this 62-1 series:
http://www.ebay.com/itm/godspeed-t3-62-1-turbo-charger-v2-63-trim-4-bolt-500hp-t3-Universal/290756542874?_trksid=p2045573.m2042&_trkparms=aid%3D111000%26algo%3DREC.CURRENT%26ao%3D1%26asc%3D27%26meid%3D8864372657403716613%26pid%3D100033%26prg%3D1011%26rk%3D3%26sd%3D280920368766%26
I know that my engine started as TBI but was swapped to a carb, I don't know what kind of injectors they used or if they're stock. What kind of injectors would you guys recommend with this setup, and fuel pump, etc.
I'm currently using an inline electric pump rated 5.5-9 PSI, not sure on injectors but If I'm going to go this far I might as well swap those out too.
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Joined: Apr 2008
Posts: 10,401
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From: Utah
Car: 89 RS 89 iroc 87 firebird
Engine: 3.1 Turbo/ 355 twin turbo
Transmission: a4 w/ 4500 stall/ a4 / t5
Axle/Gears: strange s60 /w 3:42's
Re: Fuel injector selection
keep it carbed and turbo it that way it will be cheaper in the long run and make mor ep ower
as far as the turbo u picked out it isnt a 62-1 u need to carefully read the auctions
T3/62-1 TURBO CHARGER .63ar( BIG SHAFT)
T3/60-1 turbo
Intake: 3 inch
Inlet: 2.5 inch
Compressor trim: .70ar
Compressor Wheel diameter: 56.83/ 74.96
Turbine Wheel diameter: 61.37 /69.86
Exhaust Trim: .63ar
Turbine flange type : T3 flange
Down pipe flange type: 4 bolt
Cooling type: oil cool only
Horsepower rating: 400-500
that is a 57mm compressor u would need two of those on a v8 specially since they have tiny t3 turbine sides , i have a pair of similar sized turbos on my iroc and they spool lightning fast
get 2 of those turbos
a single plane intake
a holley 4150 650 dp and modify it for boost
and yes u will need a much better fuel pump
as far as the turbo u picked out it isnt a 62-1 u need to carefully read the auctions
T3/62-1 TURBO CHARGER .63ar( BIG SHAFT)
T3/60-1 turbo
Intake: 3 inch
Inlet: 2.5 inch
Compressor trim: .70ar
Compressor Wheel diameter: 56.83/ 74.96
Turbine Wheel diameter: 61.37 /69.86
Exhaust Trim: .63ar
Turbine flange type : T3 flange
Down pipe flange type: 4 bolt
Cooling type: oil cool only
Horsepower rating: 400-500
that is a 57mm compressor u would need two of those on a v8 specially since they have tiny t3 turbine sides , i have a pair of similar sized turbos on my iroc and they spool lightning fast
get 2 of those turbos
a single plane intake
a holley 4150 650 dp and modify it for boost
and yes u will need a much better fuel pump
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